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General Relativity and Quantum Cosmology

Authors and titles for recent submissions, skipping first 58

[ total of 159 entries: 1-50 | 9-58 | 59-108 | 109-158 | 159 ]
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Thu, 16 May 2024 (continued, showing last 9 of 35 entries)

[59]  arXiv:2405.09323 (cross-list from hep-th) [pdf, other]
Title: Exponential Quintessence: curved, steep and stringy?
Authors: David Andriot, Susha Parameswaran, Dimitrios Tsimpis, Timm Wrase, Ivonne Zavala
Comments: 53 pages + appendices, several figures. A notebook with all figures is provided as an ancillary file
Subjects: High Energy Physics - Theory (hep-th); Cosmology and Nongalactic Astrophysics (astro-ph.CO); General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Phenomenology (hep-ph)
[60]  arXiv:2405.09301 (cross-list from hep-th) [pdf, ps, other]
Title: Vacuum energy in the effective field theory of general relativity with a scalar field
Authors: E. Epelbaum, J. Gegelia, Ulf-G. Meißner, L. Neuhaus
Comments: 4 pages, 1 figure
Subjects: High Energy Physics - Theory (hep-th); General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Phenomenology (hep-ph)
[61]  arXiv:2405.09175 (cross-list from astro-ph.HE) [pdf, other]
Title: Continuum emission from within the plunging region of black hole discs
Authors: Andrew Mummery, Adam Ingram, Shane Davis, Andrew Fabian
Comments: 20 pages, 20 figures, 2 tables. Version to be published in MNRAS. X-ray spectral model available at: this https URL
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE); General Relativity and Quantum Cosmology (gr-qc)
[62]  arXiv:2405.08945 (cross-list from hep-th) [pdf, ps, other]
Title: The secret structure of the gravitational vacuum
Authors: Samir D. Mathur
Comments: 14 pages, 5 figures, Essay awarded second prize in the Gravity Research Foundation 2024 Awards for Essays on Gravitation
Subjects: High Energy Physics - Theory (hep-th); General Relativity and Quantum Cosmology (gr-qc)
[63]  arXiv:2405.08876 (cross-list from hep-th) [pdf, ps, other]
Title: Gauge-invariant magnetic charges in linearised gravity
Authors: Chris Hull, Maxwell L. Hutt, Ulf Lindström
Comments: 47 pages
Subjects: High Energy Physics - Theory (hep-th); General Relativity and Quantum Cosmology (gr-qc)
[64]  arXiv:2405.08874 (cross-list from hep-ph) [pdf, other]
Title: A Dark Matter Fermionic Quantum Fluid from Standard Model Dynamics
Authors: Stephon Alexander, Heliudson Bernardo, Humberto Gilmer
Comments: 5 pages, 6 pages of appendices
Subjects: High Energy Physics - Phenomenology (hep-ph); Cosmology and Nongalactic Astrophysics (astro-ph.CO); Superconductivity (cond-mat.supr-con); General Relativity and Quantum Cosmology (gr-qc)
[65]  arXiv:2405.08862 (cross-list from hep-th) [pdf, other]
Title: Application of positivity bounds in asymptotically safe gravity
Authors: Astrid Eichhorn, Andreas Odgaard Pedersen, Marc Schiffer
Comments: 5 pages plus supplementary material; 2 figures plus 6 figures in supplementary material
Subjects: High Energy Physics - Theory (hep-th); General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Phenomenology (hep-ph)
[66]  arXiv:2405.08860 (cross-list from hep-th) [pdf, other]
Title: Unearthing the intersections: positivity bounds, weak gravity conjecture, and asymptotic safety landscapes from photon-graviton flows
Authors: Benjamin Knorr, Alessia Platania
Comments: 37 pages, 10 figures
Subjects: High Energy Physics - Theory (hep-th); General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Phenomenology (hep-ph)
[67]  arXiv:2405.08859 (cross-list from hep-ph) [pdf, other]
Title: Multifield Stochastic Dynamics in GUT Hybrid Inflation and Gravitational Wave Signatures of GUT Higgs Representation
Authors: Yuichiro Tada, Masaki Yamada
Comments: 8 pages, 1 figure
Subjects: High Energy Physics - Phenomenology (hep-ph); Cosmology and Nongalactic Astrophysics (astro-ph.CO); General Relativity and Quantum Cosmology (gr-qc)

Wed, 15 May 2024

[68]  arXiv:2405.08808 [pdf, ps, other]
Title: Mock-local energy density of gravitational waves
Authors: Antoine Rignon-Bret, Simone Speziale
Comments: 11 pages
Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)
[69]  arXiv:2405.08789 [pdf, other]
Title: Computing Fundamental Constants in the FLRW Universe using the Hawking Radiation of the Cosmological Horizon
Authors: Armando Meza Gaxiola, Pablo Padilla Longoria
Comments: 27 pages, 2 figures. arXiv admin note: text overlap with arXiv:1007.4044 by other authors
Subjects: General Relativity and Quantum Cosmology (gr-qc)
[70]  arXiv:2405.08774 [pdf, other]
Title: Generating 4-dimensional Wormholes with Yang-Mills Casimir Sources
Authors: A. C. L. Santos, R. V. Maluf, C. R. Muniz
Comments: 15 pages, 9 figures
Subjects: General Relativity and Quantum Cosmology (gr-qc)
[71]  arXiv:2405.08680 [pdf, other]
Title: Generalized uncertainty principle distorted quintessence dynamics
Authors: Gaurav Bhandari, S. D. Pathak, Manabendra Sharma, Anzhong Wang
Comments: 12. arXiv admin note: text overlap with arXiv:2404.09049
Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th); Mathematical Physics (math-ph); Quantum Physics (quant-ph)
[72]  arXiv:2405.08673 [pdf, other]
Title: Healthy Horndeski gravities with torsion
Authors: S. Mironov, M. Valencia-Villegas
Comments: 21 pages, 13 Figures
Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)
[73]  arXiv:2405.08670 [pdf, ps, other]
Title: Infrared gravity and a celestial obstruction to monogamy constraints
Authors: Francesco Alessio, Michele Arzano
Comments: 7 pages, no figures. Slightly edited version of the essay selected for a Honorable Mention in the 2024 Gravity Research Foundation Competition
Subjects: General Relativity and Quantum Cosmology (gr-qc)
[74]  arXiv:2405.08659 [pdf, other]
Title: Conformal scattering of the wave equation in the Vaidya spacetime
Authors: Armand Coudray
Subjects: General Relativity and Quantum Cosmology (gr-qc); Mathematical Physics (math-ph)
[75]  arXiv:2405.08624 [pdf, other]
Title: Primordial black holes, a small review
Authors: Alexandre Arbey
Comments: 8 pages, 7 figures. Contribution to the 2024 Very High Energy Phenomena in the Universe session of the 58th Rencontres de Moriond
Subjects: General Relativity and Quantum Cosmology (gr-qc); Cosmology and Nongalactic Astrophysics (astro-ph.CO); High Energy Astrophysical Phenomena (astro-ph.HE)
[76]  arXiv:2405.08563 [pdf, ps, other]
Title: Primordial black holes generated by fast-roll mechanism in non-canonical natural inflation
Authors: Soma Heydari, Kayoomars Karami
Comments: 29 pages, 6 figures, 5 tables
Subjects: General Relativity and Quantum Cosmology (gr-qc); Cosmology and Nongalactic Astrophysics (astro-ph.CO); High Energy Physics - Theory (hep-th)
[77]  arXiv:2405.08522 [pdf, other]
Title: In Search of the Biggest Bangs since the Big Bang
Authors: John Ellis, Malcolm Fairbairn, Juan Urrutia, Ville Vaskonen
Comments: Awarded Fourth Prize in the 2024 Gravity Research Foundation Competition for Essays on Gravitation
Subjects: General Relativity and Quantum Cosmology (gr-qc); Cosmology and Nongalactic Astrophysics (astro-ph.CO); Astrophysics of Galaxies (astro-ph.GA); High Energy Astrophysical Phenomena (astro-ph.HE)
[78]  arXiv:2405.08354 [pdf, ps, other]
Title: Fuzzy Dark Matter Less-complex Wormhole Structures in Extended Theories of Gravity
Authors: Z. Yousaf, Kazuharu Bamba, Bander Almutairi, M. Z. Bhatti, M. Rizwan
Comments: 25 pages, 16 figures
Subjects: General Relativity and Quantum Cosmology (gr-qc); Cosmology and Nongalactic Astrophysics (astro-ph.CO); High Energy Physics - Theory (hep-th)
[79]  arXiv:2405.08335 [pdf, other]
Title: A Comparative Study of Shadows of Magnetized and Non-Magnetized Singularities
Authors: Amee Bhatt
Comments: 6 pages, & figues
Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Astrophysical Phenomena (astro-ph.HE)
[80]  arXiv:2405.08309 [pdf, ps, other]
Title: Neutral test particle dynamics around the Bardeen-AdS black hole surrounded by quintessence dark energy
Authors: Jiayu Xie, Bing Tang
Comments: arXiv admin note: text overlap with arXiv:1605.09506 by other authors
Subjects: General Relativity and Quantum Cosmology (gr-qc)
[81]  arXiv:2405.08303 [pdf, ps, other]
Title: Second-Order Bi-Scalar-Tensor Field Equations in a Space of Four-Dimensions
Authors: Gregory W. Horndeski
Comments: 55 pages with no figures
Subjects: General Relativity and Quantum Cosmology (gr-qc)
[82]  arXiv:2405.08262 [pdf, ps, other]
Title: Quasinormal modes of charged black holes in Asymptotically Safe Gravity
Authors: Alexey Dubinsky
Subjects: General Relativity and Quantum Cosmology (gr-qc)
[83]  arXiv:2405.08241 [pdf, other]
Title: Thermodynamics of AdS-Schwarzschild-like black hole in loop quantum gravity
Authors: Rui-Bo Wang, Shi-Jie Ma, Lei You, Yu-Cheng Tang, Yu-Hang Feng, Xian-Ru Hu, Jian-Bo Deng
Comments: 23 pages, 4 figures, 1 table
Subjects: General Relativity and Quantum Cosmology (gr-qc)
[84]  arXiv:2405.08229 [pdf, other]
Title: On the single versus the repetitive Penrose process in a Kerr black hole
Authors: Remo Ruffini, Mikalai Prakapenia, Hernando Quevedo, Shurui Zhang
Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Astrophysical Phenomena (astro-ph.HE)
[85]  arXiv:2405.08195 [pdf, ps, other]
Title: Zermelo Wind: a geometrization of the frame dragging effect
Authors: Sumanto Chanda
Comments: 10 pages
Subjects: General Relativity and Quantum Cosmology (gr-qc)
[86]  arXiv:2405.08178 [pdf, ps, other]
Title: A Theoretical Framework for Self-Gravitating k-Form Boson Stars with Internal Symmetries
Authors: Jakob Hoffmann, Cédric Jockel
Comments: 58 pages including appendix, both authors are first authors
Subjects: General Relativity and Quantum Cosmology (gr-qc); Mathematical Physics (math-ph)
[87]  arXiv:2405.08170 [pdf, other]
Title: Twistor theory of the Chen--Teo gravitational instanton
Authors: Maciej Dunajski, Paul Tod
Comments: Dedicated to Nick Woodhouse on the occasion of his 75th birthday
Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th); Differential Geometry (math.DG)
[88]  arXiv:2405.08167 [pdf, other]
Title: Coherence of multipartite quantum states in the black hole quantum atmosphere
Authors: Adam Z. Kaczmarek, Dominik Szczęśniak, Zygmunt Bąk
Comments: 8 pages, 3 figures
Subjects: General Relativity and Quantum Cosmology (gr-qc); Quantum Physics (quant-ph)
[89]  arXiv:2405.08145 [pdf, ps, other]
Title: $\mathcal{R}^2$ effectively from Inflation to Dark Energy
Authors: P. Brax, P. Vanhove
Comments: This essay received an Honorable Mention in the 2024 Gravity Research Foundation Essay Competition. 10 pages
Subjects: General Relativity and Quantum Cosmology (gr-qc); Cosmology and Nongalactic Astrophysics (astro-ph.CO); High Energy Physics - Theory (hep-th)
[90]  arXiv:2405.08071 [pdf, other]
Title: Covariant single-field formulation of effective cosmological bounces
Authors: Marcello Miranda
Comments: 10 pages
Subjects: General Relativity and Quantum Cosmology (gr-qc)
[91]  arXiv:2405.08069 [pdf, ps, other]
Title: Fully extremal black holes: a black hole graveyard?
Authors: Francesco Di Filippo (Charles University of Prague), Stefano Liberati (SISSA, Trieste), Matt Visser (Victoria University of Wellington)
Comments: Essay awarded the Fifth Prize in the Gravity Research Foundation 2024 Awards; 18 pages
Subjects: General Relativity and Quantum Cosmology (gr-qc)
[92]  arXiv:2405.08062 [pdf, other]
Title: Exploring Black Hole Mimickers: Electromagnetic and Gravitational Signatures of AdS Black Shells
Authors: Suvendu Giri, Ulf Danielsson, Luis Lehner, Frans Pretorius
Comments: 18 pages
Subjects: General Relativity and Quantum Cosmology (gr-qc); Cosmology and Nongalactic Astrophysics (astro-ph.CO); High Energy Physics - Theory (hep-th)
[93]  arXiv:2405.08057 [pdf, other]
Title: Observables of super-extremal black holes: challenging Cosmic Censorship to comprehend the Cosmological Constant
Authors: Jenny Wagner
Comments: Essay for the Gravity Research Foundation 2024, received a honourable mention
Subjects: General Relativity and Quantum Cosmology (gr-qc); Cosmology and Nongalactic Astrophysics (astro-ph.CO)
[94]  arXiv:2405.08050 [pdf, other]
Title: Reconstructions of $f(\mathcal{P})$ and $f(\mathcal{Q})$ gravity models from $(m,n)$-type Barrow Holographic Dark Energy
Authors: Tamal Mukhopadhyay, Banadipa Chakraborty, Anamika Kotal, Ujjal Debnath
Subjects: General Relativity and Quantum Cosmology (gr-qc); Cosmology and Nongalactic Astrophysics (astro-ph.CO)
[95]  arXiv:2405.08024 [pdf, ps, other]
Title: Equivalence Principle and Machian origin of extended gravity
Authors: Elmo Benedetto, Christian Corda, Ignazio Licata
Comments: Essay dedicated to the memory of the Authors' beloved mothers, awarded Honorable Mention in the Gravity Research Foundation 2024 Awards for Essays on Gravitation. arXiv admin note: text overlap with arXiv:1411.0829
Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)
[96]  arXiv:2405.08804 (cross-list from astro-ph.HE) [pdf, other]
Title: Photon Ring Interferometric Signatures Beyond The Universal Regime
Authors: He Jia, Eliot Quataert, Alexandru Lupsasca, George N. Wong
Comments: 10+6 pages, 7+3 figures, to be submitted
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE); General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)
[97]  arXiv:2405.08769 (cross-list from hep-th) [pdf, other]
Title: Scalar Field Perturbation of Hairy Black Holes in EsGB theory
Authors: Young-Hwan Hyun, Boris Latosh, Miok Park
Comments: 36 pages, 15 figures, 8 tables
Subjects: High Energy Physics - Theory (hep-th); General Relativity and Quantum Cosmology (gr-qc)
[98]  arXiv:2405.08758 (cross-list from astro-ph.HE) [pdf, ps, other]
Title: Low Mass Naked Singularities from Dark Core Collapse
Authors: Chandrachur Chakraborty (MCNS, India), Sudip Bhattacharyya (TIFR, India), Pankaj S. Joshi (Ahmedabad U., India)
Comments: 17 pages, 8 figures
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE); General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)
[99]  arXiv:2405.08543 (cross-list from astro-ph.CO) [pdf, other]
Title: Distinguishing bounce and inflation via quantum signatures from cosmic microwave background
Authors: S. Mahesh Chandran, S. Shankaranarayanan (IIT Bombay)
Comments: Received honorable mention in Gravity Research Foundation essay competition 2024
Subjects: Cosmology and Nongalactic Astrophysics (astro-ph.CO); General Relativity and Quantum Cosmology (gr-qc); Quantum Physics (quant-ph)
[100]  arXiv:2405.08504 (cross-list from hep-th) [pdf, ps, other]
Title: Vacuum currents in curved tubes
Authors: A. A. Saharian
Comments: 25 pages, 5 figures
Subjects: High Energy Physics - Theory (hep-th); General Relativity and Quantum Cosmology (gr-qc); Quantum Physics (quant-ph)
[101]  arXiv:2405.08476 (cross-list from astro-ph.CO) [pdf, other]
Title: Cosmological constraints on mass-varying dark matter
Authors: Amlan Chakraborty, Anirban Das, Subinoy Das, Shiv K. Sethi
Comments: 10 pages, 6 figures
Subjects: Cosmology and Nongalactic Astrophysics (astro-ph.CO); General Relativity and Quantum Cosmology (gr-qc)
[102]  arXiv:2405.08192 (cross-list from quant-ph) [pdf, ps, other]
Title: What is "quantum" about quantum gravity?
Authors: Giorgio Torrieri
Subjects: Quantum Physics (quant-ph); General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)
[103]  arXiv:2405.08163 (cross-list from astro-ph.HE) [pdf, other]
Title: Deep TOV to characterize Neutron Stars
Authors: Praveer Tiwari, Archana Pai
Subjects: High Energy Astrophysical Phenomena (astro-ph.HE); General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Phenomenology (hep-ph); Nuclear Theory (nucl-th)
[104]  arXiv:2405.08113 (cross-list from astro-ph.CO) [pdf, other]
Title: Orbital motion of primordial black holes crossing Solar-type stars
Authors: Vitorio A. De Lorenci, David I. Kaiser, Patrick Peter
Comments: 11 pages, 15 figures
Subjects: Cosmology and Nongalactic Astrophysics (astro-ph.CO); High Energy Astrophysical Phenomena (astro-ph.HE); Solar and Stellar Astrophysics (astro-ph.SR); General Relativity and Quantum Cosmology (gr-qc)
[105]  arXiv:2405.08080 (cross-list from hep-th) [pdf, other]
Title: Plato Meets de Sitter, or de Sitter's Allegory of the Cave
Authors: Willy Fischler, Sarah Racz
Comments: 21 pages, 7 figures. v2; reference added, fixed typo in eqns 5.2,5.3, & 5.4 results unchanged
Subjects: High Energy Physics - Theory (hep-th); General Relativity and Quantum Cosmology (gr-qc)
[106]  arXiv:2405.08048 (cross-list from hep-th) [pdf, other]
Title: Braneworld Black Bounce to Transversable Wormhole
Authors: Tiago M. Crispim, Milko Estrada, C. R. Muniz, G. Alencar
Subjects: High Energy Physics - Theory (hep-th); General Relativity and Quantum Cosmology (gr-qc)

Tue, 14 May 2024 (showing first 2 of 31 entries)

[107]  arXiv:2405.07825 [pdf, other]
Title: Stability of the Cosmological Dynamics of $O(D,D)$-complete Stringy Gravity
Authors: A. Savaş Arapoğlu, Sermet Çağan, Aybike Çatal-Özer
Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Physics - Theory (hep-th)
[108]  arXiv:2405.07743 [pdf, other]
Title: The interaction of gravitational waves with matter
Authors: Nigel T. Bishop, Vishnu Kakkat, Amos S. Kubeka, Monos Naidoo, Petrus J. van der Walt
Comments: Essay written for the Gravity Research Foundation 2024 Awards for Essays on Gravitation
Subjects: General Relativity and Quantum Cosmology (gr-qc); High Energy Astrophysical Phenomena (astro-ph.HE); High Energy Physics - Theory (hep-th)
[ total of 159 entries: 1-50 | 9-58 | 59-108 | 109-158 | 159 ]
[ showing 50 entries per page: fewer | more | all ]

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